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Table 2 Descriptive Statistics of ERQ and CCSM Variables (n = 655)

From: Psychometric properties of the persian version of the inventory of statements about self-injury (ISAS)

Measures Mean (SD) Skewness Kurtosis α MIC
ERQ      
Cognitive reappraisal 29.66 (6.48) -0.60 0.89 0.69 0.27
Expressive suppression 16.41 (5.51) -0.12 -0.44 0.68 0.34
CCSM      
Somatic symptoms 1.42 (1.85) 1.47 1.77 0.58 0.41
Sleep problems 0.88 (1.38) 1.27 0.09 * *
Inattention 0.85 (1.29) 1.33 0.47 * *
Depression 2.17 (2.46) 0.94 -0.27 0.74 0.59
Irritability 1.19 (1.42) 0.86 -0.67 * *
Anger 1.18 (1.34) 0.86 -0.51 * *
Mania 1.67 (2.01) 1.17 0.67 0.44 0.29
Anxiety 2.96 (3.37) 1.08 0.09 0.80 0.58
Psychosis 0.76 (1.74) 2.66 6.76 0.77 0.62
Repetitive Thoughts & Behaviors 3.33 (3.68) 1.31 1.35 0.71 0.39
Substance use 7.89 (0.40) -4.78 26.98 0.52 0.22
Suicidal Ideation/ Attempts 3.82 (0.45) -2.71 6.70 0.50 0.33
  1. Note. ERQ: Emotion Regulation Questionnaire; CCSM: DSM-5 Self-Rated Level 1 Cross-Cutting Symptom Measure—Child Age 11–17; SD: Standard deviation; α: Cronbach’s alpha coefficient; MIC: mean interitem correlation; *: internal consistency was not measured because of having one item